314results about How to "Play a role in energy saving" patented technology

The invention discloses a domestic atomizing dish washing machine and a commercial atomizing dish washing machine. When dishes are washed by the domestic atomizing dish washing machine, a drawer-type dish basket with a door lock opened is pulled out of the dish washing machine. Dirty tableware is placed in the drawer-type dish basket, the drawer-type dish basket is pushed into the dish washing machine, a running button is pressed, and tap water flows into an inner tank through a water inlet electromagnetic valve and then flows into a water tank. After the water tank is full, the water inlet electromagnetic valve is closed. A fan is started, a water pump is started, and a power supply heating pipe is connected. Air blown by the fan passes through an air outlet condensation pipe, an ozone generation device, an electric heating wire and an opened and connected air outlet electromagnetic valve to enter an air outlet pipe, and then the air passes through an upper air pipe to be blown out from an air outlet of a capillary air pipe in a conical nozzle of a rotary spray arm. Water pumped by the water pump is filtered by a filter screen to enter a water outlet pipe through a water outlet electromagnetic valve and finally enters the conical nozzle of the capillary air pipe to be mixed with the air blown out from the air outlet of the capillary air pipe to be sprayed out from the conical nozzle in atomizing mode to wash dishes. The atomizing dish washing machine further has the functions of drying, sterilizing and automatically putting in dish washing powder.

The invention discloses a method for saving energy through injection air suction in a thermodynamic process, which belongs to the field of heat energy power. In order to improve thermal efficiency, a high-parameter power air source is utilized; a composite injection system is formed by an injection air suction thermodynamic system in a circulating air suction mode or by a multistage injection air suction device on the level of more than one in a serial connection, parallel connection and circulation combined mode; and by combining an injection air suction system with a gas turbine engine and other heat and power conversion equipment, a high-parameter air source enters the injection air suction system and then enters the gas turbine engine to do work so as to operate at high efficiency. In addition, an injection refrigeration scheme capable of reducing throttling losses is provided; and the energy saving method can be popularized to wide energy-saving fields of various heat energy and power processes, seawater and other water thermodynamic purification systems and the like, and is high in efficiency and low in cost.

The invention provides a method for preparing a rubber-plastic compound. A composite device containing normal-temperature millstone-type elastomer fine crushing machineries is utilized to carry out crushing treatment on a mixture containing formulas of thermosetting elastomer and plastic or / and thermoplastic elastomer, and the mixture comprises the following components in weight ratio: thermosetting elastomer sieved by a sieve with the aperture of 5-40 meshes: plastic sieved by a sieve with the aperture of 1-5mm or / and thermoplastic elastomer sieved by a sieve with the aperture of 1-5 meshes:filler: other adjuvants = 40-90:60-10:0-200:0-10. The invention comprises a method, the composite device for implementing the method, and rubber-plastic compound products produced by the method, wherein a regeneration rubber-plastic compound is included. The invention not only can enable the absorb filler operation to become clean, continuous, normal-temperature and energy saving in the process of preparing new rubber-plastic composite material, but also can enable mixed waste plastic difficult to be reused by the prior art to be conveniently used for high-valued recycling.

The invention relates to a safety brake and redundancy control system of a mine hoist. Detection signals of a roller rotation speed sensor and a motor rotation speed sensor are input into a speed redundancy detector, the processed detection signals are input into a speed signal comparer, compared with a command signal, and then input into a speed closed-loop controller, the speed closed-loop controller transmits the signals to a pressure signal comparer and a pressure feed-forward controller, the pressure signal comparer compares a signal of a pressure sensor and an output signal of the speed closed-loop controller, a comparison result is input into the pressure speed closed-loop controller, and a signal of the speed closed-loop controller is input into an adder through a switch to form a control signal of a tee proportional depressurization valve; and when the pressure sensor is cut off, the output signal of the speed closed-loop controller is input into the adder after being processed by the pressure feed-forward controller, and an output signal of the adder controls the tee proportional depressurization valve, so that the braking torque is controlled. The safety brake and redundancy control system is high in control precision and response speed, and the mine hoist can brake at constant retarded velocity.

A wind-solar hybrid street lamp intelligent controller with adaptive regulating capacity comprises a control center, a negative-feedback PWM controller with forward feed, a user mode input interface and a status indication interface. The control center decides charge and discharge control modes and control parameters through respectively testing voltage and circuit of a wind-driven generator after rectification and filtering, voltage and circuit of a solar panel, and voltage and circuit of an accumulator port. The negative-feedback PWM controller with forward feed controls voltage inversion and charging efficiency of charging circuits through PWM signals. The wind-solar hybrid street lamp intelligent controller optimizes complementary effect of wind energy and solar energy according to wind force and automatic adaptive regulation of solar power, which ensures practical charging effect.

The invention discloses an energy saving damping bionic knee joint for a biped walking robot; the energy saving damping bionic knee joint comprises a bionic femur, a bionic tibia and a bionic kneecap; a cylinder is fixedly connected on a femur condyle connector through a cylinder support; leg extension motions of the knee joint is completed by cylinder active acting; the bionic femur condyle makes contacts with a third roller through a first slide rail, so a meniscus assembly can support and guide the bionic femur condyle; a second roller rolls in a second slide rail so as to simulate mankind knee joint instant center change motions; the second slide rail has two motion limit positions so as to limit the knee joint motion scope; a kneecap assembly uses the motions of the first roller in the first slide rail to simulate mankind kneecap, thus increasing an acting force arm of the cylinder output force in the leg extension motions, and saving energy; the bionic femur condyle, bionic kneecap and meniscus assembly are employed to realize knee joint instant center change motions, low energy consumption, and high buffer performance.

The invention discloses an electrical cabinet. The electrical cabinet comprises cabinet bodies and a cold air cabinet. An installation plate for installing electrical elements is arranged in each cabinet body, and a controller installation chamber is formed in each installation plate. An air channel with two open ends is formed above the cabinet bodies, air outlets in the tops of the cabinet bodies are communicated with the air channel through heat dissipation tubes, and the two ends of the air channel are located outside an electrical control chamber. An air conditioner is arranged in the cold air cabinet. A groove is formed in the floor of the electrical control chamber. The bottom of the cold air cabinet is connected with a cold air pipe. A first pipeline and a second pipeline are arranged in each cabinet body, the first pipelines are communicated between the cold air pipe and the controller installation chambers, the second pipelines are communicated between the cold air pipe and cold air covers, and cold air valves are arranged on the second pipelines. The invention further discloses a heat dissipation control method of the electrical cabinet. The electrical cabinet and the heat dissipation control method thereof have the advantages that the heat dissipation effect is good, natural wind energy is adopted for heat dissipation, and therefore energy consumption is low; normal working of the electrical elements in the cabinet bodies can be guaranteed.

The invention discloses a bedside energy-saving induction lamp which comprises an induction device, a photosensor, a control circuit module and a light source; the induction device comprises a pressure induction device and an infrared induction device; the pressure induction device controls the on and off of the light source according to induction signals generated by the pressure on a bed; the infrared induction device controls the brightness of the light source according to induction signals caused by fact that whether a person moves around or not in a certain range; the control circuit module comprises a signal receiving and processing circuit, a brightness adjusting circuit, a delay circuit and a brightness setting circuit; one end of the light source is connected to the brightness adjusting circuit, and the other end is connected to the brightness setting circuit; and the photosensor is connected between the induction device and the signal receiving and processing circuit. Through the above manner, the induction lamp can realize auxiliary lighting and main lighting through only one light source and can set the initial brightness of the light source; besides, the illumination intensity of the ambient light is detected through the photosensor, and the lamp is turned off in daytime and turned on at night, so that the effect of saving energy can be really achieved.

The invention discloses an environmental-friendly power cable which comprises a core wire, an aluminum tape layer lapping outside the core wire and steel-tape armoring arranged outside the aluminum tape layer, wherein the gap between the core wire and the aluminum tape layer is provided with silicon carbide mineral composite fillers, a polyethylene inner sheath is arranged between the aluminum tape layer and the steel-tape armoring, and a polyethylene outer sheath is arranged outside the steel-tape armoring. The invention has the advantages of good heat radiation property, long service life, strong flame retarding property, electricity saving, no toxicity and environmental protection.

The invention discloses an empty bottle cleaning machine for bio-preservation food production. The empty bottle cleaning machine structurally comprises a cleaning box, a host machine, an electric control cabinet, heat radiating grooves, four fixing foundations, an electric cabinet door, a door handle, a control panel, operating buttons and a fixing baffle, wherein the four fixing foundations are installed at the bottom of the electric control cabinet in a buckling mode, the host machine is installed at the back end of the electric control cabinet in a buckling mode, and the cleaning box is installed in the middle of the electric control cabinet in an embedded mode. The empty bottle cleaning machine for bio-preservation food production has the beneficial effects that the cleaning box is driven by a main driving shaft in the cleaning box, power distribution is conducted through a power transferring mechanism, and therefore a driving pressing plate and a piston pushing rod are controlledto synchronously push a piston plate to push water; in addition, empty bottles are washed through cleaning spray heads, therefore, synchronization of empty bottle switching and washing is achieved, water resource waste is avoided, and the cleaning cost is reduced.

The invention belongs to the technical field of insulation material manufacturing, in particular to a method for manufacturing light magnesia-alumina spinel insulation materials. The method includes the following steps: pouring magnesite powder or magnesia powder, alumina powder, water, foaming agents, monomers and cross linking agents successively into a stirring cylinder, and obtaining a foam slurry through mechanical stirring; adding initiating agents and catalytic agents into the foam slurry successively, and pouring the mixture into a mold rapidly; demoulding to obtain green bodies after slurry gel is solidified, and obtaining light magnesia-alumina spinel insulation materials though drying and sintering. The method has the advantages that magnesite or magnesia powder prepared by calcining magnesite which is abundant in our country is used as main materials, cracking problems caused by uneven sintering shrinkage are solved through cubical expansion during spinel petrifaction process, magnesia-alumina spinel insulation products with fixed forms, different shapes and sizes, low density and thermal conductivity and high strength are manufactured, the process is simple, the cost of used materials is low, and insulation materials are suitable for industrialized manufacture.

The invention relates to a system for heating condensate water by extracting residual heat of a power plant through a heat pump, belonging to the technical field of thermoelectricity. The system comprises a boiler, a steam turbine, a condenser, a condensate water pump, a low-pressure bleeder heater, a deaerator, a high-pressure bleeder heater, a water-cooling tower, a water-circulating pump, a chemical water treater, a heat pump unit, a heat exchanger and a by-pass valve, wherein the boiler, the steam turbine, the condenser, the condensate water pump, the low-pressure bleeder heater, the deaerator and the high-pressure bleeder heater form a loop; and the condenser, the water-cooling tower, the heat pump unit, the heat exchanger and the by-pass valve form one loop. The invention can recover the heat energy in the cooling water of the power plant, reduces the evaporation capacity of the cooling circulating water, and saves energy and water.

The invention discloses a shape memory alloy temperature control current switch, comprising a left rack, a right rack, a guide rod, a slide bar assembly and a porcelain cylinder. The guide rod and the slide bar assembly are located on upper parts of the left rack and the right rack; the porcelain cylinder is located on lower parts of the left rack and the right rack; one side of the guide rod is provided with a brush slid wire; the slide bar assembly comprises a slide bar, a pyriform connecting block, a slide plate and a brush wafer; a biasing spring is arranged between the pyriform connecting block and the left rack; a shape memory alloy spring is arranged between the pyriform connecting block and the right rack; two ends of the porcelain cylinder are respectively fixed to the lower parts of the left rack and the right rack through screws; the porcelain cylinder is wound with a resistance wire. The shape memory alloy temperature control current switch has the characteristics of fast response speed and wide change scope, and can realize a plurality of work conditions.

The invention discloses a heat radiation system of electrical cabinets in a power distribution room. The heat radiation system comprises the power distribution room and the plurality of electrical cabinets in the power distribution room, wherein a rainproof roof is arranged on the top of the power distribution room; keels are arranged at the upper part of the power distribution room; suspended ceiling plates are connected below the keels; the power distribution room is divided into an upper space and a lower space by the suspended ceiling plates; an air-conditioning chamber is further formed in each electrical cabinet; the air-conditioning chambers are communicated with a connecting tube; an exhaust tube is correspondingly arranged above each electrical cabinet; the exhaust tubes penetrate through the suspended ceiling plates above the electrical cabinets so that the top parts of the exhaust tubes are positioned inside the upper space of the power distribution room; the bottom parts of the exhaust tubes are communicated with upper openings of corresponding electrical cabinets; a fan is further arranged on the ground of the power distribution room; the outlet tube of the fan is communicated with a blowing tube; the blowing tube is communicated with all air flues. As a plurality of heat radiation schemes are simultaneously implemented, the heat radiation effect is good, and normal operation of electrical elements inside the electrical cabinets of the power distribution room can be effectively ensured.

The invention discloses a multilayer ceramic capacitor medium with a formula of {[(1-x)BaTiO3+xNBT]+y wt% Nb2O5}+z wt% MgO+a wt% Glass+b wt% RE2O3+c wt% MnCO3; wherein x=0.1-0.25, and x is the mole percentage content of [(1-x)BaTiO3+xNBT]; y=2.2-2.8, and y is the mass percentage content of additional Nb2O5 on a basis of [(1-x)BaTiO3+x NBT]; z=1.0-2.0, a=1-7, b=0-0.015, c=0-0.5; and z, a, b, c aremass percentage contents of additional raw materials on a basis of {[(1-x)BaTiO3+xNBT]+y wt% Nb2O5}; NBT=natrium bismuth titanate; RE=La, Nd, or Gd; and Glass is a self-made additive, wherein the formula of Glass is 1-15% SnO2+0-22% PbO+2-26% TiO2+0-42% Bi2O3+5-39% B2O3. The preparation method comprises steps that: (1) the additive and NBT are prepared; (2) a clinker is fired according to the formula of [(1-x)BaTiO3-xNBT]-y wt% Nb2O5; (3) blending, ball-milling, drying, and grinding are carried out according to the formula; (4) the material is granulated, pressed, and shaped; (5) the product is sintered under a temperature of 1100 DEG C-1200 DEG C; and (6) silver electrode are fired, and the product is tested. The invention provides a multilayer ceramic capacitor medium material with an excellent temperature stable form (X9R form). The material is adaptable under a working temperature above 200 DEG C.

The invention discloses a radiating control method for high-voltage power distribution cabinets. The radiating control method includes arranging the power distribution cabinets in electric rooms; arranging a wind channel above each row of power distribution cabinets, and communicating air outlets in the tops of the power distribution cabinets with the wind channels via radiating pipes; arranging wind doors at two ends of each wind channel, enabling the wind doors to be in open states at ordinary times, communicating flow directions of air in the wind channels with flow directions of outdoor air, and enabling hot air in the various power distribution cabinets to flow out of the radiating pipes, to flow into the wind channels and ultimately to be dispersed out of the wind channels; further arranging exhaust pipes above the power distribution cabinets, arranging exhaust fans on the exhaust pipes and positioning the ends of the exhaust pipes on the outsides of the electric rooms; further arranging a cold air cabinet in each electric room, arranging a cold chamber in each power distribution cabinet and communicating the cold air cabinets with the cold chambers in all the power distribution cabinets for a long time. The two ends of each wind channel are positioned on the outside of the corresponding electric room. The exhaust pipes are communicated with the wind channels. Air conditioners are arranged inside the cold air cabinets. The radiating control method has the advantages that good radiating effects can be realized, heat can be radiated by the aid of wind energy in the nature, and accordingly energy consumption is low; normal work of electric components in cabinet bodies can be guaranteed.

The present invention relates to a Groth's energy-saving high-effective hydraulic steering equipment, belonging to the field of hydraulic transmission technology. Said steering equipment is composed of the following several portions: external shell, flow channel communicated with fluid inlet and fluid outlet, valve body and valve core, universal driving shaft, spline gear pair, cycloid gear pair, rotor and non-return valve, etc. Said invention also provides the connection mode of all the above-mentioned portion and the working principle and operation method of said steering equipment.

The invention discloses a self-luminous reflecting film and a preparation method thereof. The self-luminous reflecting film comprises a substrate, a reflecting layer, a reflecting-light storing layer and a surface layer sequentially from bottom to top, wherein as for the reflecting-light storing layer, ink is applied to a reflecting material die in a micro prism array structure and with a metal coating, after solidification through irradiation of an ultraviolet lamp, the reflecting-light storing layer is prepared after stripping from the die, and the reflecting-light storing layer has a thickness of 0.1 to 1 mm. The prepared light storing film can reflect light in a condition of light at night, a safety warning role is played, the light storing film can emit light in a condition with no light or weak light, the time duration can reach more than 12 h, energy loss can be greatly reduced, the energy-saving role is played, and besides, the preparation method is simple, the production cost is low, and popularization is facilitated.

The invention discloses a V-method mold for casting an electronic appliance mold casting blank, and relates to the technical field of aluminum alloy casting. The V-method mold comprises a V-method mold body, wherein the mold body consists of independent combined mold blocks; each combined mold block is subjected to three-dimensional forming and design according to mold drawing requirements; the combined mold blocks are adhered to both sides so as to form the mold body; a plurality of vent holes for vacuuming are formed in the combined mold blocks. The mold casting blank of an inner container of a refrigerator is produced by using a V-method casting process, not only is the energy saved, is the consumption reduced, and is the working intensity alleviated, but also the factory environment is improved, and the V-method is an economic, environment-friendly and green project.

The present invention relates to a method for utilizing the low-temperature heat of the smoke of the industry furnace; three groups or more of the heat accumulation air pre-heaters are connected to each other in parallelism. The present invention adopts the process that the smoke that is from the counter-flow section of the heating furnace and is higher than the dew point flows to a first group of heat accumulation air pre-heater; after the heat is transferred to a heat accumulation body of a first group of heat accumulation air pre-heater, the temperature of the smoke is reduced to 70 DEG C or less, and is discharged to the chimney; during the temperature reduction process, a condensed fluid is precipitated; the condensed fluid is discharged into a collection pipeline through an automatic liquid sealing device valve to be collected; the air flows to the heat accumulation air pre-heater that accumulates the heat; at the same time, the heat accumulation body in the heat accumulation air pre-heater transfers the accumulated heat to the air, and the produced high-temperature air flows to the combustor to be combusted at a high temperature; when three groups or more of the heat accumulation air pre-heater are connected with each other in parallelism, the air flows to the next group of the heat accumulation air pre-heater to perform the same heat exchanging process; the paralleling-connected three groups or more of the air pre-heaters are automatically switched, so as to realize the automatic control. The dew point is used to condense the acid gas in the smoke, thereby realizing the dual functions of energy conservation and environmental protection.

The invention discloses a bionic two-toe mechanical foot having the capacity of foot bottom sensing. A mechanical system comprises a bearing toe, an auxiliary toe, a supporting rod, a transmission shaft and a connecting flange plate; a control system comprises a power module, a resetting module, a sensor module, a signal conditioning module, a microprocessor and a steering engine module; when foot bottom pressure of an instability region on the outer side of a foot bottom exceeds a set threshold value, the microprocessor converts a pressure signal into an electrical signal for driving a steering engine to rotate so that the auxiliary toe and the bearing toe can be separated by a certain angle, and an auxiliary supporting effect can be achieved; meanwhile, by demarcating priorities, whether the foot bottom is instable or not and the instability degree are judged, the separating angle of the auxiliary toe and the bearing toe is controlled, and an energy-saving effect is achieved. With the two-toe foot structure and sand-touch two-toe posture of an ostrich being a bionic model, mechanical design is combined with control, the stability condition of a foot is judged, the function of self-adaptation auxiliary supporting is achieved for the two-toe foot, and the stability, the smoothness and the energy-saving performance of a foot-type robot are improved during walking.

The invention discloses a pipeline machine which comprises a hot pot, a regulating water reservoir, a breathing tube and a hot water outlet, wherein the position of the regulating water reservoir is higher than that of the hot pot; the top of the hot pot is provided with a water outlet pipe communicated with the hot water outlet; a water inlet at the bottom of the hot pot is communicated with a hot pot water inlet valve through a hot pot water inlet pipe; and the regulating water reservoir is communicated with the hot pot water inlet pipe through the breathing tube. In the invention, a water level control device is not needed in the regulating water reservoir, thereby the manufacturing cost is reduced; meanwhile, normal-temperature drinking water with pressure directly flows out through a normal-temperature water outlet valve, thus the problem of easy bacteria growth of a water reservoir of a traditional pipeline machine is solved, and the safety of the drinking water is improved; and swelling water generated by the hot pot in a heating process can flow to the regulating water reservoir, thus all the swelling water can be recycled, and the effects of saving energy and water are achieved.

The invention discloses a crawler belt transport vehicle used on an electric power test site. The crawler belt transport vehicle comprises an apparatus main rack. Two sides of the upper part of the apparatus main rack are both provided with a driving cab and a compartment; the lower part of the apparatus main rack is provided with a transmission case; the transmission case is provided with a set of driving shafts; the transmission case is further provided with a set of driven shafts; two ends of the driving shafts are provided with driving wheels; two ends of the driven shafts are provided with driven wheels; the driving wheels and the driven wheels are all cooperated with crawler belts; the back part of the compartment is hinged with a compartment back door; an oil cylinder is disposed in one side in the compartment; the oil cylinder is matched with a pushing plate; the other side of the compartment is provided with a clamping slide rack; a lifting motor is arranged on the upper part inside the compartment; and the lifting motor is cooperated with a set of hooks via a lifting steel cable and a damper. The crawler belt transport vehicle used on the electric power test site has great throughput capacity, can utilize solar energy, and supplies great damping protection to electric power test equipment; and the electric power test equipment can be conveniently detached.

The invention discloses a cooling type evaporating cooling system used for an outdoor sentry box. The cooling type evaporating cooling system comprises an evaporating cooling air conditioning system and an air outlet control system which are arranged in the outdoor sentry box and further comprises a solar photovoltaic panel set laid on the outer side of a ceiling of the outdoor sentry box. The evaporating cooling air conditioning system and the air outlet control system are connected with the solar photovoltaic panel set. According to the cooling type evaporating cooling system used for the outdoor sentry box, effective cooling can be achieved for workers of the outdoor sentry box, and energy consumption of the cooling type evaporating cooling system is lower than that of an existing refrigerating air conditioner.

The invention relates to a multifunctional culture water drainage strobe. A barrel-drain is arranged at a position outside a culture pond filled with the culture water and lower than the bottom of a drainage port of the culture pond; the drainage strobe comprises an outer sleeve arranged in the culture pond; the lower part of the outer sleeve is provided with a water through hole groove; the bottom of the culture pond inside the outer sleeve is provided with a drainage port; one end of a drainage concealed conduit arranged below the bottom of the culture pond is communicated with the culture pond through the drainage port; an inner insertion tube arranged in the outer sleeve can be inserted into or pulled out of the end of the drainage concealed conduit; a swing type water level control tube arranged in the barrel-drain can be inserted into or pulled out of the other end of the drainage concealed conduit; the water level control tube inserted into the drainage concealed conduit can swing around a connecting point between the water level control tube and the drainage concealed conduit; the top ends of the outer sleeve, the inner insertion tube and the water level control tube are all opening ends; and the top end of the inner insertion tube is lower than that of the outer sleeve. The strobe has the characteristics of automatic control of water level, good sealing performance, effective drainage of culture water at the bottom layer, timely drainage of redundant water in disaster weathers, simple and convenient construction and the like.

The invention discloses a host for a food processor, comprising a connecting seat connected with cup bodies, a driving motor and a control system for controlling the driving motor and also comprising at least two trigger switches. The trigger switches are arranged on the connecting seat. When the trigger switches are triggered by the cup bodies, the driving motor can be controlled to rotate in a rotating speed range set by a CPU (Central Processing Unit). The invention also discloses the food processor. By arranging at least two trigger switches on the connecting seat of the host, each trigger switch corresponds to a trigger button on one cup body; and when the cup bodies are mounted on the connecting seat of the host, the corresponding rotating speed of the driving motor can be automatically selected when the cup body is used for processing food so as to carry out corresponding food processing. The invention simplifies the operation process and can also avoid the error selection of the cup body function by a user.

The invention relates to a device and a method for preparing anhydrous aluminum fluoride. The device comprises a gas inlet device, a wet aluminum hydroxide metering and feeding device, a single-layerfluidized bed reactor (301), an aluminum fluoride gas-solid separator (302), an aluminum oxide reactor (303), an aluminum oxide gas-solid separator (304), an aluminum hydroxide dryer (305), an aluminum hydroxide gas-solid separator (306), an aluminum fluoride static cooler (501) and a tail gas treatment device, wherein the gas inlet device comprises an air heater (101), a hydrogen fluoride vaporizer (103) and a hydrogen fluoride mixer (102); the air heater (101) and the hydrogen fluoride vaporizer (103) are connected with the hydrogen fluoride mixer (102) respectively; the hydrogen fluoride mixer (102) is connected with the single-layer fluidized bed reactor (301). Through the device and the method, a prepared product has better quality, namely high content, low impurity, large specific gravity and good fluidity, and the energy consumption is low.

The invention discloses an energy-saving type prior unloading valve which belongs to the technical field of hydraulic steering systems of engineering machinery. The energy-saving type prior unloading valve comprises a valve body, a prior valve core, a sliding valve, an unloading valve core and an LS control plug screw, wherein an oil channel CF, an oil channel P, an oil channel P2, an oil channel P1 and a return oil channel T1 are formed in a valve hole of the prior valve core; and the oil channel P2, a return oil channel T, an oil channel LS and an unloading safety valve guide return oil channel T2 are formed in a valve hole of the unloading valve core. A load sensing complete hydraulic steering hydraulic system is formed by the energy-saving type prior unloading valve together with a load sensing steering gear and a steering pump, the sliding valve is additionally arranged, and the movement of the sliding valve is controlled through the pressure of the steering gear LS, so that the divided and combined flow high / low pressure control is realized, and the steering prior is ensured; and when a loader is not steered, steering pump hydraulic oil is subjected to prior valve flow combination or load oil returning under the lower pressure, so that the pressure loss of the steering pump combination or the load oil returning in the working condition that the loader is not steered is reduced, the unnecessary energy loss of the system is reduced to the maximum extent, the oil temperature is lowered, and the energy saving effect is effectively achieved.

The invention provides a drain pipe for a refrigerator, which comprises a main pipe with a first end and a branch pipe with a third end connected to the main pipe, the first end of the main pipe is provided with a The main pipe cover with one-way water flow outside, the third end of the branch pipe is provided with a branch pipe cover facing the branch pipe for one-way ventilation, and an angle α less than 90° is formed between the end surface of the main pipe cover and the horizontal plane. With the drain pipe according to the present invention, heat exchange can be effectively prevented by providing a pipe cover at the end of the main pipe for one-way water flow toward the outside of the main pipe. In addition, the cover of the main pipe tube is a slope structure, which can prevent the drainage pipe from being attached to the evaporating dish and hinder effective drainage. At the same time, a branch pipe is added to the main pipe of the drain pipe, and a pipe cover facing the drain pipe for one-way ventilation is installed at the end of the branch pipe, which can effectively prevent heat exchange and avoid the laborious opening of the door and buzzing noise caused by the failure to return air smoothly when opening the door. question.

The invention relates to a system for supplying heat and heating condensate water by extracting residual heat of a power plant through a heat pump, belonging to the technical field of thermoelectricity. The system mainly comprises a boiler, a steam turbine, a condenser, a condensate water pump, a low-pressure bleeder heater, a deaerator, a high-pressure bleeder heater, a water-cooling tower, a water-circulating pump, a chemical water treater, a heat pump unit, a heat exchanger and a by-pass valve, wherein the boiler is sequentially connected with the steam turbine, the condenser, the condensate water pump, the low-pressure bleeder heater, the deaerator and the high-pressure bleeder heater into a loop; the condenser, the water-cooling tower and the water-circulating pump are connected into the loop; the heat outlet of the heat pump unit is respectively connected with the heat inlet of the heat exchanger and the water supply of a heat network; and the heat inlet of the heat pump unit is respectively connected with the heat outlet of the heat exchanger and the return water of the heat network. The invention can recover the heat energy in the cooling water of the power plant, reduces the evaporation capacity of the cooling circulating water, and saves energy and water.